Nadia Ben Mechlia

Lead Software Engineer at Vista

Salary / Daily rate

Tunis, Tunisia

Freelance, open to permanent contract

Can come onsite

Skills

AWSFullstack DevelopmentSalesforce Cloud ServicesTypescriptNodeGraphQLRedisBlockchainReactNextAngularVueNLP / Natural Language ProcessingLLMs / Large language modelsFrontend DevelopmentBackend DevelopmentMicroservicesJavascriptNuxtNestAITesting & QAReduxExpressBackbone.jsMongoDBDevOpsSalesforce DevelopmentSQL databasesSQL QueriesPythonDynamoDBAWS LambdaSwagger/OpenAPIWebpackCypressSnowflakeBitbucketLookerFirebaseDockerAmazon EC2MySQLFlaskAWS Kinesis

Languages

Arabic (Native)English (Fluent)French (Fluent)

About me

Intro

Lead Software Engineer with over 9 years of experience building scalable, cloud-based systems and leading high-performing engineering teams. I spend the majority of my time coding, designing distributed architectures, and solving complex technical challenges that drive business impact. I specialize in cloud technologies, system design, automation, and building resilient, data-driven platforms. My focus is on delivering scalable solutions that balance performance, reliability, and long-term maintainability while aligning engineering execution with product strategy. I am passionate about connecting technology with business outcomes, fostering strong engineering culture, and mentoring teams to develop autonomy, ownership, and technical excellence. Currently, I am exploring AI-driven solutions and intelligent automation to enhance user experiences, optimize processes, and unlock new operational efficiencies.

Links

Work experience

Lead Software Engineer

Vista

Oct 2022 - Feb 2026

3 years 5 months

Remote

– Managing engineering activities across the CareTech domain, leading a distributed team across multiple time zones to deliver scalable, high-quality customer experience solutions. Responsible for ensuring strategic alignment, timely delivery, engineering excellence, and career development. – Designed and delivered high-level architectural solutions (HLD) in close collaboration with Product, defining technical roadmaps, high-level plans (HLP), and measurable KPIs across chat, email, and voice channels to improve operational efficiency and customer satisfaction. – Led several strategic transformation initiatives, including: – Migration of knowledge articles from Zendesk to Salesforce Knowledge – Implementation of Salesforce Service Cloud Voice with Amazon Connect integration for omnichannel routing – AI discovery and experimentation within IVR (NovaSonic AI Agent) – High-Level Design and implementation of the Amazon Connect-Salesforce outbound campaign integration – Transition from Amazon Connect Routing Profiles to Salesforce Unified Routing (early adopter at scale) – Migration of the WFM real-time dashboard data source from Amazon Connect CTR streams to Salesforce database consumption – Implementation of monitoring and alerting for flows and queues using Salesforce data, New Relic, and PagerDuty – Collaborated closely with AWS and Salesforce product and technical teams to enhance performance, scalability, and innovation. – Contributed to the UKG-Verint Payroll integration program – Drove automation initiatives such as LexBot and Smart Routing. – Key outcomes: – 74.37% coverage with LexBot and Smart Routing – 95% customer intent identification within IVR flows – Reduced call transfer rate from 4.74% to 2.07% – Increased Help Center engagement by 15.6% – Achieved a 9.2 Peakon engagement score

Technical Lead and Software Engineer

Inuk

Jun 2019 - Oct 2022

3 years 5 months

Sousse, Tunisia

– Designed and implemented scalable microservice architectures (Node.js, Moleculer, GraphQL, Redis, AWS). – Led blockchain-powered solutions for carbon offsetting and transaction transparency. – Defined functional requirements, delegated work, and ensured code quality through reviews and best practices.

LaTech

Jun 2017 - Oct 2022

5 years 5 months

Sousse, Tunisia

Lead Front-end and Software Engineer

Jun 2018 - Oct 2022

4 years 5 months

Sousse, Tunisia

– Led front-end development using React, Next.js, Angular, Vue. – Mentored developers, improved code standards, and contributed to technical strategy. – Projects delivered for blockchain, gaming (NFT), loyalty systems, and 3D Web apps.

Software Engineer

Jun 2017 - Jun 2018

1 year 1 month

Hammam Sousse, Tunisia

Web Developer

Satoripop

Sep 2016 - Mar 2017

7 months

Sousse, Tunisia

Engineer Internship

MEDIACEPT Technology

Feb 2016 - May 2016

4 months

Khzama, Sousse

Trainee

Safe Bytes Technologies

Jun 2015 - Jul 2015

2 months

Hammam Sousse, Tunisia

technician internship

TUNISAIR

Jul 2014 - Jul 2014

1 month

Monastir, Tunisia

technician internship

Tunisie Télécom

Jul 2011 - Aug 2011

2 months

Moknine, Tunisia


Education

Polytechnique sousse

Engineer's degree, telecom and network engineer

2013 - 2016

3 years 1 month

isitcom

Applied degree, Information and Communication Sciences and Technologies, Technologie / telecommunications technician

2010 - 2013

3 years 1 month


Licenses & certifications

CCNA 1

Issued: –

CCNA 2

Issued: –

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